Home / 1,359,902.40-2,040,105.88-449,147.96

Finding the Fourth Proportional to 1,359,902.40, 2,040,105.88 and 449,147.96

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Solution

The fourth proportional to 1,359,902.40, 2,040,105.88 and 449,147.96 is: 673,805.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,902.40 : 2,040,105.88 = 449,147.96 : x
  2. Step 2: Convert to fraction form
    1,359,902.40/2,040,105.88 = 449,147.96/x
  3. Step 3: Cross multiply
    1,359,902.40x = 2,040,105.88 × 449,147.96
  4. Step 4: Simplify right side
    1,359,902.40x = 916,309,394,186.01
  5. Step 5: Solve for x
    x = 916,309,394,186.01/1,359,902.40
  6. Step 6: Final answer
    x = 673,805.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.